This item is used on multiple models.
Can substitute this line roller bushing with a ball bearing. See part number 35A-SSV3500
Part of a design change
For the Slammer III model SLA4500, this part was changed when the bail line roller assembly was redesigned.
SEE NOTES: https://www.mysticparts.com/PennParts/DesignChange/SLA4500.aspx
Is only for ordering the "35A-SLA3500 Bushing, Line Roller Bushing (Original)"
This only applies the the Slammer III reels, no other models